Release due to UE generated Signaling Connection

Hi Experts.

Can any one confirm?

In UMTS Release due to UE generated Signaling Connection, does this cause of the drops are considered as a normal event or actual drop call event?

Admin note: this post was updated with image below.

Hello Experts.

I’m getting “Not registered on network”, this is the failure found on trace.

cause: release due to UE generated signalling connection release.

Has anyone experienced this issue